Modular Oscillation Roller Assembly for Easier Soil Compactor Integration
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing soil compactors with oscillation modules are complex and require intricate integration into compaction rollers, complicating the assembly process and increasing structural complexity.
Innovation Solution
A soil compactor with a compaction roller featuring a modular oscillation module design, where the oscillation module is pre-assembled and integrated into the compactor drum using a support structure and bolted connections, eliminating the need for additional internal components and simplifying assembly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If an oscillation module is integrated into a compaction roller, then oscillation torque is generated for improved compaction, but the structural complexity and assembly difficulty increase
Solution Approach 1:
The oscillation module is designed as a separate, pre-assembled unit containing all necessary components (drive motor, unbalanced masses, support structure, bearing hub). This segmentation allows the complex oscillation mechanism to be integrated into the compaction roller as a single module, reducing overall assembly complexity while maintaining the oscillation function for improved compaction effectiveness
Solution Approach 2:
The oscillation module is nested within the compaction roller structure, with the support structure arranged in the axial central region and connected to the drum shell. The transmission bearing hub is positioned within mounting openings in the support, and unbalanced masses are rotatably mounted within the hub. This nesting arrangement integrates multiple components into a compact configuration that fits within the roller without increasing external dimensions
2Reliability
If an oscillation module is integrated into a compaction roller, then oscillation torque is generated for improved compaction, but the assembly process becomes more complex
Solution Approach 1:
The oscillation module is pre-assembled as a complete functional unit before integration into the compaction roller. The drive motor, transmission shaft, unbalanced masses, and support structure are all assembled and configured in advance. This preliminary assembly simplifies the final integration process, as the entire oscillation mechanism can be installed as a single pre-configured module rather than assembling multiple components separately
Solution Approach 2:
The support structure serves multiple functions: it provides mounting surfaces for the transmission bearing hub and unbalanced masses, connects the oscillation module to the drum shell via mounting openings, and maintains the axial central positioning of components. This multi-functionality reduces the number of separate structural elements needed, simplifying both manufacturing and assembly
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The modular design simplifies the integration of oscillation modules into compaction rollers, reducing assembly complexity and allowing for adjustable unbalance moments and oscillation torques, enhancing modularity and adaptability to different roller sizes.
Implementation Method 1
Each unbalanced mass is coupled via a belt to one of the two axial ends of a transmission shaft... generate an oscillation torque that periodically acts on the roller shell in the circumferential direction
Implementation Method 2
The unbalance shafts 30 are driven to rotate about their respective oscillation axis O via a belt 44, for example a toothed belt, which interacts with them
Data Source
Figure 1
Figure 2
Figure 3
AI summary
An oscillation module for a compaction roller of a soil compactor comprises: - a plate-like support (52), wherein the support (52) has a connection formation (54) for firmly connecting the support (52) to a support structure (126) of a compaction roller (12), - at least two oscillation mass units (74, 76) mounted on the support (52) at a distance from each other, each oscillation mass unit (74, 76) comprising an unbalanced mass (86) rotatably mounted on the support (52) about an oscillation axis of rotation (O), - an oscillation drive motor (58) mounted on the support (52), wherein the oscillation drive motor (58) can drive each unbalanced mass (86) of each oscillation mass unit (74, 76) to rotate about the respective associated oscillation axis of rotation (O).